package cn.wolfcode.wolf2w.controller;

import cn.wolfcode.wolf2w.domain.Destination;
import cn.wolfcode.wolf2w.domain.Strategy;
import cn.wolfcode.wolf2w.domain.Travel;
import cn.wolfcode.wolf2w.domain.UserInfo;
import cn.wolfcode.wolf2w.elasticsearch.domain.DestinationEs;
import cn.wolfcode.wolf2w.elasticsearch.domain.StrategyEs;
import cn.wolfcode.wolf2w.elasticsearch.domain.TravelEs;
import cn.wolfcode.wolf2w.elasticsearch.domain.UserInfoEs;
import cn.wolfcode.wolf2w.elasticsearch.query.SearchQueryObject;
import cn.wolfcode.wolf2w.elasticsearch.service.ISearchService;
import cn.wolfcode.wolf2w.elasticsearch.vo.SearchResultVO;
import cn.wolfcode.wolf2w.service.IDestinationService;
import cn.wolfcode.wolf2w.service.IStrategyService;
import cn.wolfcode.wolf2w.service.ITravelService;
import cn.wolfcode.wolf2w.service.IUserInfoService;
import cn.wolfcode.wolf2w.util.JsonResult;
import cn.wolfcode.wolf2w.util.ParamMap;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@RestController
public class SearchController {


    //mongodb服务
    @Autowired
    private IDestinationService destinationService;
    @Autowired
    private IStrategyService strategyService;
    @Autowired
    private ITravelService travelService;
    @Autowired
    private IUserInfoService userInfoService;

    @Autowired
    private ISearchService searchService;


    @RequestMapping("/q")
    public Object search(SearchQueryObject qo) throws UnsupportedEncodingException {

        //url解码
        String kw = URLDecoder.decode(qo.getKeyword(), "UTF-8");
        qo.setKeyword(kw);

        switch (qo.getType()){
            case SearchQueryObject.TYPE_DEST:
                return this.searchDest(qo);
            case SearchQueryObject.TYPE_STRATEGY:
                return this.searchStrategy(qo);

            case SearchQueryObject.TYPE_TRAVEL:
                return this.searchTravel(qo);

            case SearchQueryObject.TYPE_USER:
                return this.searchUser(qo);

            default:
                return this.searchAll(qo);
        }
    }

    //查询目的地
    private Object searchDest(SearchQueryObject qo) {

        //查询keyword对应的目的地是否存在
        Destination dest = destinationService.queryByName(qo.getKeyword());
        SearchResultVO vo = new SearchResultVO();
        //如果存在, 查询该该目的地下所有攻略, 游记 用户
        if(dest != null){
            List<Strategy> sts = strategyService.queryByDestId(dest.getId());
            List<Travel> ts = travelService.queryByDestId(dest.getId());
            List<UserInfo> us = userInfoService.queryByCity(dest.getName());
            vo.setStrategys(sts);
            vo.setTravels(ts);
            vo.setUsers(us);
            vo.setTotal(sts.size() + ts.size() + us.size() + 0L);
        }

        //返回
        Map<String, Object> map = new HashMap<>();
        //result  total   strategys   travels  users
        //dest
        //qo
        return JsonResult.success(new ParamMap().put("result", vo).put("qo", qo).put("dest", dest));
    }



    //搜索游记
    private Object searchTravel(SearchQueryObject qo) {
        return JsonResult.success(ParamMap.newInstance().put("page", this.queryTravelPage(qo)).put("qo", qo));
    }
    //搜索用户
    private Object searchUser(SearchQueryObject qo) {
        return JsonResult.success(new ParamMap().put("page", this.queryUserInfoPage(qo)).put("qo", qo));
    }
    //搜索所有
    private Object searchAll(SearchQueryObject qo) {
        Page<Travel> ts = this.queryTravelPage(qo);
        Page<UserInfo> us = this.queryUserInfoPage(qo);
        Page<Strategy> sts = this.queryStrategyPage(qo);
        Page<Destination> ds = this.queryDestPage(qo);
        SearchResultVO vo = new SearchResultVO();

        vo.setUsers(us.getContent());
        vo.setTravels(ts.getContent());
        vo.setDests(ds.getContent());
        vo.setStrategys(sts.getContent());
        vo.setTotal(us.getTotalElements() + ts.getTotalElements() + ds.getTotalElements() + sts.getTotalElements());
        return JsonResult.success(new ParamMap().put("result", vo).put("qo", qo));
    }

    //搜索攻略
    private Object searchStrategy(SearchQueryObject qo) {
        //攻略的全文搜索+高亮
        return JsonResult.success(new ParamMap().put("page", this.queryStrategyPage(qo)).put("qo", qo));
    }


    //攻略的全文搜索+高亮
    private  Page<Strategy> queryStrategyPage(SearchQueryObject qo){

        Class<Strategy> clz = Strategy.class;

        return searchService.searchWithHighlight(StrategyEs.INDEX_NAME, StrategyEs.TYPE_NAME,
                Strategy.class, qo, "title", "subTitle", "summary");
    }


    private   Page<Travel> queryTravelPage(SearchQueryObject qo){
        return searchService.searchWithHighlight(TravelEs.INDEX_NAME, TravelEs.TYPE_NAME,
                Travel.class, qo, "title", "summary");
    }
    private  Page<UserInfo> queryUserInfoPage(SearchQueryObject qo){
        return searchService.searchWithHighlight(UserInfoEs.INDEX_NAME, UserInfoEs.TYPE_NAME,
                UserInfo.class, qo, "city", "info");
    }
    private  Page<Destination> queryDestPage(SearchQueryObject qo){
        return searchService.searchWithHighlight(DestinationEs.INDEX_NAME, DestinationEs.TYPE_NAME,
                Destination.class, qo, "name", "info");
    }




}
